222021313029 has 24 divisors (see below), whose sum is σ = 340824383640. Its totient is φ = 138789593088.

The previous prime is 222021313013. The next prime is 222021313067. The reversal of 222021313029 is 920313120222.

222021313029 is a `hidden beast` number, since 2 + 220 + 2 + 131 + 302 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3684732804 + 218336580225 = 60702^2 + 467265^2 .

It is not a de Polignac number, because 222021313029 - 2⁴ = 222021313013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222021312993 and 222021313011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222021313069) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2656092 + ... + 2738405.

It is an arithmetic number, because the mean of its divisors is an integer number (14201015985).

Almost surely, 2^222021313029 is an apocalyptic number.

It is an amenable number.

222021313029 is a deficient number, since it is larger than the sum of its proper divisors (118803070611).

222021313029 is a wasteful number, since it uses less digits than its factorization.

222021313029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5394789 (or 5394786 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The spelling of 222021313029 in words is "two hundred twenty-two billion, twenty-one million, three hundred thirteen thousand, twenty-nine".